I am not sure I can follow. Why don’t you write a steady state file that sets the parameter values to satisfy a calibration target? An example would be https://github.com/JohannesPfeifer/DSGE_mod/blob/master/Jermann_Quadrini_2012/Jermann_Quadrini_2012_RBC/Jermann_Quadrini_2012_RBC_steadystate.m